Experimental measurements of the convection heat transfer coefficient for a square bar in cross flow yielded the following values: Assume that the functional form of the Nusselt number is Nu = C*Rem*Prn , where C, m, and n are constants. Also, assume that air temperature does not change in the following problem. A. What will be the convection heat transfer coefficient for a similar bar with L = 1 m when V = 15 m/s? B. What will be the convection heat transfer coefficient for a similar bar with L = 1 m when V = 30 m/s?
Experimental measurements of the convection heat transfer coefficient for a square bar in cross flow yielded the following values: Assume that the functional form of the Nusselt number is Nu = C*Rem*Prn , where C, m, and n are constants. Also, assume that air temperature does not change in the following problem. A. What will be the convection heat transfer coefficient for a similar bar with L = 1 m when V = 15 m/s? B. What will be the convection heat transfer coefficient for a similar bar with L = 1 m when V = 30 m/s?
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Experimental measurements of the convection heat transfer coefficient for a square bar in cross flow yielded the following values:
Assume that the functional form of the Nusselt number is Nu = C*Rem*Prn
, where C, m, and n are constants. Also, assume that air temperature does not change in the following problem.
A. What will be the convection heat transfer coefficient for a similar bar with L = 1 m when V = 15 m/s?
B. What will be the convection heat transfer coefficient for a similar bar with L = 1 m when V = 30 m/s?
Transcribed Image Text:Air
L-
0.5m
A-50 W/m² K when V, -20m/s
₂40 W/m² K when V₂-15 m/s
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